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\begin{tabular}{lcccc} \hline
 & (1) & (2) & (3) & (4) \\
VARIABLES & specialized\_rankfirst & specialized\_proportion & specialized\_listed & d\_enroll\_specialized \\ \hline
 &  &  &  &  \\
1.grupo\_gen & 0.00753 & 0.00745** & 0.00398 & 0.00648 \\
 & (0.0056) & (0.0034) & (0.0069) & (0.0052) \\
2.grupo\_gen & 0.00676 & 0.00343 & 0.00754 & 0.00898* \\
 & (0.0056) & (0.0033) & (0.0069) & (0.0052) \\
1.social\_preference & -0.134*** & -0.0436*** & -0.205*** & -0.108*** \\
 & (0.0040) & (0.0023) & (0.0054) & (0.0037) \\
0b.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
0b.grupo\_gen\#1o.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
1o.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
1o.grupo\_gen\#1o.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
2o.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
2.grupo\_gen\#1.social\_preference & -0.00455 & -0.00361 & -0.00349 & -0.00848 \\
 & (0.0058) & (0.0034) & (0.0077) & (0.0054) \\
 &  &  &  &  \\
Observations & 39,005 & 39,005 & 39,005 & 39,005 \\
R-squared & 0.061 & 0.022 & 0.085 & 0.054 \\
 Mean of dependent variable & 0.0906 & 0.0286 & 0.172 & 0.0763 \\ \hline
\multicolumn{5}{c}{ Robust standard errors in parentheses} \\
\multicolumn{5}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\
\end{tabular}
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